/**
* Checks if a string has an unclosed brackets or not. IMPORTANT:
* This function handles both angle brackets and square brackets;
*
* @access private
* @param string $string The string to check.
* @param string $chars The characters to check for.
* @return boolean True if there are unclosed brackets inside the string, false otherwise.
*/
function _hasUnclosedBrackets($string, $chars)
{
$num_angle_start = Mail_RFC822::_substr_count($string, $chars[0]);
$num_angle_end = Mail_RFC822::_substr_count($string, $chars[1]);
$this->_hasUnclosedBracketsSub($string, $num_angle_start, $chars[0]);
$this->_hasUnclosedBracketsSub($string, $num_angle_end, $chars[1]);
if ($num_angle_start < $num_angle_end) {
$this->error = 'Invalid address spec. Unmatched quote or bracket (' . $chars . ')';
return false;
} else {
return ($num_angle_start > $num_angle_end);
}
}
